Yukimasa Ishida

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Suwa-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrophoretic display apparatus and electronics device
- Patent number 8,896,520
- Issue date Nov 25, 2014
- Seiko Epson Corporation
- Tetsuro Murayama
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Protection circuit, substrate for electro-optical device, electro-o...
- Patent number 8,711,464
- Issue date Apr 29, 2014
- Seiko Epson Corporation
- Yukimasa Ishida
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Multilayer external connection structure having third layer coverin...
- Patent number 7,098,985
- Issue date Aug 29, 2006
- Seiko Epson Corporation
- Yukimasa Ishida
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
ELECTROPHORETIC DISPLAY APPARATUS AND ELECTRONICS DEVICE
- Publication number 20110304654
- Publication date Dec 15, 2011
- SEIKO EPSON CORPORATION
- Tetsuro MURAYAMA
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
PROTECTION CIRCUIT, SUBSTRATE FOR ELECTRO-OPTICAL DEVICE, ELECTRO-O...
- Publication number 20110141550
- Publication date Jun 16, 2011
- SEIKO EPSON CORPORATION
- Yukimasa Ishida
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Manufacturing method of wiring structure, manufacturing method of e...
- Publication number 20040080688
- Publication date Apr 29, 2004
- SEIKO EPSON CORPORATION
- Yukimasa Ishida
- G02 - OPTICS